From: Simon Trimmer simont@opensource.cirrus.com
Move issuing of a CS35L56_MBOX_CMD_SHUTDOWN command and then waiting for the DSP to reach CS35L56_HALO_STATE_SHUTDOWN in the register appropriate for the hardware revision into a common function.
Signed-off-by: Simon Trimmer simont@opensource.cirrus.com Signed-off-by: Richard Fitzgerald rf@opensource.cirrus.com Acked-by: Mark Brown broonie@kernel.org --- include/sound/cs35l56.h | 1 + sound/soc/codecs/cs35l56-shared.c | 26 ++++++++++++++++++++++++++ sound/soc/codecs/cs35l56.c | 17 +---------------- 3 files changed, 28 insertions(+), 16 deletions(-)
diff --git a/include/sound/cs35l56.h b/include/sound/cs35l56.h index ae9e8f55962a..5b32aa7468cb 100644 --- a/include/sound/cs35l56.h +++ b/include/sound/cs35l56.h @@ -274,6 +274,7 @@ extern const unsigned int cs35l56_tx_input_values[CS35L56_NUM_INPUT_SRC];
void cs35l56_reread_firmware_registers(struct cs35l56_base *cs35l56_base); int cs35l56_mbox_send(struct cs35l56_base *cs35l56_base, unsigned int command); +int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base); int cs35l56_wait_for_firmware_boot(struct cs35l56_base *cs35l56_base); void cs35l56_wait_control_port_ready(void); void cs35l56_wait_min_reset_pulse(void); diff --git a/sound/soc/codecs/cs35l56-shared.c b/sound/soc/codecs/cs35l56-shared.c index 7e02d023338c..95ef71c7b8f1 100644 --- a/sound/soc/codecs/cs35l56-shared.c +++ b/sound/soc/codecs/cs35l56-shared.c @@ -218,6 +218,32 @@ int cs35l56_mbox_send(struct cs35l56_base *cs35l56_base, unsigned int command) } EXPORT_SYMBOL_NS_GPL(cs35l56_mbox_send, SND_SOC_CS35L56_SHARED);
+int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base) +{ + int ret; + unsigned int reg; + unsigned int val; + + ret = cs35l56_mbox_send(cs35l56_base, CS35L56_MBOX_CMD_SHUTDOWN); + if (ret) + return ret; + + if (cs35l56_base->rev < CS35L56_REVID_B0) + reg = CS35L56_DSP1_PM_CUR_STATE_A1; + else + reg = CS35L56_DSP1_PM_CUR_STATE; + + ret = regmap_read_poll_timeout(cs35l56_base->regmap, reg, + val, (val == CS35L56_HALO_STATE_SHUTDOWN), + CS35L56_HALO_STATE_POLL_US, + CS35L56_HALO_STATE_TIMEOUT_US); + if (ret < 0) + dev_err(cs35l56_base->dev, "Failed to poll PM_CUR_STATE to 1 is %d (ret %d)\n", + val, ret); + return ret; +} +EXPORT_SYMBOL_NS_GPL(cs35l56_firmware_shutdown, SND_SOC_CS35L56_SHARED); + int cs35l56_wait_for_firmware_boot(struct cs35l56_base *cs35l56_base) { unsigned int reg; diff --git a/sound/soc/codecs/cs35l56.c b/sound/soc/codecs/cs35l56.c index f472bde6d21a..dbe9134ae09a 100644 --- a/sound/soc/codecs/cs35l56.c +++ b/sound/soc/codecs/cs35l56.c @@ -676,8 +676,6 @@ static void cs35l56_secure_patch(struct cs35l56_private *cs35l56)
static void cs35l56_patch(struct cs35l56_private *cs35l56) { - unsigned int reg; - unsigned int val; int ret;
/* @@ -694,23 +692,10 @@ static void cs35l56_patch(struct cs35l56_private *cs35l56) flush_work(&cs35l56->sdw_irq_work); }
- ret = cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_SHUTDOWN); + ret = cs35l56_firmware_shutdown(&cs35l56->base); if (ret) goto err;
- if (cs35l56->base.rev < CS35L56_REVID_B0) - reg = CS35L56_DSP1_PM_CUR_STATE_A1; - else - reg = CS35L56_DSP1_PM_CUR_STATE; - - ret = regmap_read_poll_timeout(cs35l56->base.regmap, reg, - val, (val == CS35L56_HALO_STATE_SHUTDOWN), - CS35L56_HALO_STATE_POLL_US, - CS35L56_HALO_STATE_TIMEOUT_US); - if (ret < 0) - dev_err(cs35l56->base.dev, "Failed to poll PM_CUR_STATE to 1 is %d (ret %d)\n", - val, ret); - /* Use wm_adsp to load and apply the firmware patch and coefficient files */ ret = wm_adsp_power_up(&cs35l56->dsp); if (ret) {